Displaying 20 results from an estimated 25 matches for "udec".
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2008 Nov 03
2
Cómo convertir un objeto data frame en una tabla csv
Agradeceré me ayuden con la consulta:
Cómo convertir un objeto data frame en una tabla csv que pueda a su vez ser
convertida en un objeto geodata
De antemano, gracias por la atención,
--
Ricardo Bandin Llanos
rbandin@udec.cl
Estudiante - Magíster Cs. m. Pesquerías
Universidad de Concepción, Región del Bio-Bio, Chile
Celular: (0056-41) 97949957
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2006 Oct 03
2
maybe use voronoi.findrejectsites?
..., i
need cut the polygons in the worked area.
R help say that use the command voronoi.findrejectsites, but in this
command i need put the numbers, any way...this command not cut!! do you
can help me?
Thank you for help me!
José Bustos
Master Stat Program
Universidad de Concepción
Chile
jbustosm@udec.cl, jbutosmelo@yahoo.es
---------------------------------
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2011 Feb 28
0
R course in Santiago, Chile/ Curso de R en Santiago, Chile (Confirmado)
...la interacción de profesionales en relación al análisis estadístico en base en R.
Más información en:
http://www.aespro.cl/index.php?option=com_content&view=category&id=10&Itemid=16
Cualquier duda o consulta háganme saber.
Saludos cordiales,
José Bustos
Magíster Estadística Aplicada (UDEC)
Cel 95939144
-------------------------------Dear R-users,
We have already confirmed date and place where we're going to do the first R básic course in Santiago, Chile. This course will start March 9h and 10th, from 9AM to 4.30PM at Facultad de Recursos Naturales de la Universidad Andres Bell...
2008 Nov 17
2
How to calculate the linear distance between 2 points
Deemed colleagues
I would appreciate your help with a sentence to calculate the linear
distance between 2 geographical points (coordinates in UTM).
In advance thnks for your attention,
--
Ricardo Bandin Llanos
rbandin@udec.cl
Estudiante - Magíster Cs. m. Pesquerías
Universidad de Concepción, Región del Bio-Bio, Chile
Celular: (0056-41) 97949957
[[alternative HTML version deleted]]
2008 Nov 05
1
Applying a loop with rnorm() to eliminate duplicate coordinates in a dataframe object
...tes, persisting the duplicates.
The example given to me was:
for (i in 1: length(x$coords[1]) { x$coords[1]+rnorm(1,0,1) }
But I still can not understand this instruction syntaxis. I'll be very
grateful if somebody can teach me.
Thanks for your attention,
--
Ricardo Bandin Llanos
rbandin en udec.cl
Estudiante - Mag?ster Cs. m. Pesquer?as
Universidad de Concepci?n, Regi?n del Bio-Bio, Chile
Celular: (0056-41) 97949957
2009 May 07
1
Using lme() for split plot
Hi,
I'm trying to figure out how to use lme() for analyzing a split-plot
experiment. I've been looking at the examples from the 'R Book',
those are nested but with only one factor at the whole-plot level, my
test is 2^2 at the whole-plot level, with a single many level factor
at the sub-plot level. My question is about properly specifying the
random effects part of the model,
2012 Jan 08
2
R package equivalent to Excel SOLVER - Paquete R equivalente a SOLVER de Excel
...at performs the functions of the
Excel SOLVER.
Thanks in advance for the reply.
Best regards,
-------------------------
Estimados colegas
Me pregunto si hay un paquete en R que funcione como el SOLVER de Excel.
De antemano gracias por la respuesta.
Saludos,
--
Ricardo Bandin Llanos
rbandin@udec.cl
[c] Magíster Cs. m. Pesquerías
Universidad de Concepción, Región del Bio-Bio, Chile
Celular: (0056 -9-) 97949957
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2001 Aug 19
1
Fw: RE:Contact RCA Feature Definitions and their Use Lyra [#1253989]
I contacted RCA Customer Service e-mail asking about Vorbis support for Lyra
and I got this back. Doesn't even seem like they read it...
----- Original Message -----
From: <contactus@rca.com>
To: <getchoo52@hotmail.com>
Sent: Friday, August 17, 2001 11:41 AM
Subject: RE:Contact RCA Feature Definitions and their Use Lyra [#1253989]
>
> Dear Customer:
>
> Thank you for
2007 May 26
1
bug from nlm function (PR#9711)
Full_Name: bernardo moises lagos alvarez
Version: 2.4.0
OS: Windows XP professional
Submission from: (NULL) (152.74.219.16)
I need obtained the MLE of weibull parameters using the nlm with exact gradient
an
hessian. I am doing. bug report :Erro en log(b) : el argumento "b" est? ausente,
sin default
1.Construction to objectiv functin with n=1 data
2008 May 01
4
Making a map in R?
Does anyone know of a package to make a map from GIS data, and/or would it
be easier in one of the free GIS programs. I would like to make a map of
the savannah river area with our sampling locations.
thanks
stephen
--
Let's not spend our time and resources thinking about things that are so
little or so large that all they really do for us is puff us up and make us
feel like gods. We are
2009 Mar 12
4
Windows binary version of DPpackage
Dear R users,
Thanks in advance.
I am Deb, Statistician at NSW Department of Commerce, Sydney.
I am using R 2.8.1 on Windows XP.
This has reference to the package “DPpackage”. The binary version is
available on Mac OS, but I am using Windows XP.
May I request you to assist me in the followings:
How can I prepare Windows binary of DPpackage from source?
2. Is there any possibility
2006 Sep 11
1
Extracting mean level of factor for all levels from a glm
ComRades:
I have a glm where interest lies in the estimated mean levels of the
response Y for every level of factor Year (regardeless of statistical
significance of the factor), when the effect of other factors have been
accounted for. The model is of the form:
fit<-glm(Y~Year+Mo+Area+Ship+Eff,family=gaussian(link="log"),data=data)
where Year is categorical and has T levels
2007 Jul 08
2
Making Gehan-Breslow test for Survival data
Hi all,
The survivals functions can be tested by the Log-rank test and others, for
example the Gehan-Breslow. The graham breslow work with the alpha values.
But I don't know how is the Gehan-Breslow test with R. Somebody know a
type function?.. or other suggestions? Any help will be really
appreciated
Jos? Bustos
Marine Biologist
Master Apllied Stat Program
University of Concepci?n
2007 Aug 20
0
Covariance of beta and lambda in geoR likfit
Greetings comRades:
Has anyone worked out a procedure to calculate the estimated covariance
between the beta and lambda estimates in the likelihood-based
geostatistical model implemented in package geoR? If so, please help me
out by letting me know.
Do I have reasons to expect that this covariance term would be big or
perhaps more happily, that it could be discarded without much effect?
2008 Apr 21
1
Analysis of Epidemiological Data Using R
Hi everyone,
I'm studying the manual name: Analysis of Epidemiological Data Using
R and Epicalc, maked by: Virasakdi Chongsuvivatwong and Edward McNeil.
And I can't find the data base that they use in some examples, this are
the names:
Chapter7.Rdata,Chapter8.Rdata,Chapter9.Rdata
Somebody can tell me how can I have this files?
Thk!
Jos?
O__ ---- Jos? Bustos M.
c/ /'_ ---
2008 Jun 26
0
geoR : Passing arguments to "optim" when using "likfit"]
Mzabalazo Ngwenya wrote:
> Hi everyone !
>
> I'm am trying to fit a kriging model to a set of data. When I just run
> the "likfit" command I can obtain the results. However when I try to
> pass additional arguements to the optimization function "optim" I get
> errors. That is I want to obtain the hessian matrix so matrix
> (hessian=TRUE).
>
2009 Jun 10
1
Analisys in Multidimensional contingency tables
Dear R-list,
Hi everyone, Im trying to make an analysis of multidimensional contingency
tables using R. I' working with the Agresti example where you have the
data from 3 categories. The thing is how can I do the analisys using the
G2 statistics. Somebody can send me an Idea?
I attach the program where you can find the data.
Best Regards,
> prob1<-
2008 May 05
1
proportional test on epicalc library vs. Jerrold H. Zar.
Hi everyone,
I'm working with the Epical library, specicatly using the power test in
proportions. I think this test is not working like in the book:
Biostatistical Analysis (4th Edition): Jerrold H. Zar
In the example 23.25. (I attach this Pic) It's not the same answer.
Using the follow command don't give the same answer.
library(epicalc)
power.for.2p(0.75, 0.50, 50, 45, alpha =
2008 Jul 03
2
Relative Mortality Risk second part
Hi everyone,
We are looking for some data sets working with relative risk mortality.
so, someone know where can I find the data.mgus dataset and the data.mgus?
Using 1384 records from Minnesota.
This data set are used in the :
Robert A. Kyle, Terry M. Therneau, S. Vincent Rajkumar, Janice R. Offord,
Dirk R. Larson, Matthew F. Plevak, and L. Joseph Melton III. A long-term
study of prognosis in
2008 Jul 03
1
R-help Digest, Vol 65, Issue 4
Hi everyone,
We are looking for some data sets working with relative risk mortality.
so, someone know where can I find the data.mgus dataset and the data.mgus?
Using 1384 records from Minnesota.
Thank!
O__ ---- Jos? Bustos M.
c/ /'_ --- Master Apllied Stat Program
(*) \(*) -- University of Concepci?n